On February 14, 1990, six billion kilometers from the sun, Voyager 1 swiveled around and took a photograph of Earth.
NASA astronaut Christina Koch, a NASA astronaut selected for the Artemis II crew, has perhaps the cleanest description of what she sees from the cupola of the International Space Station.
Many of us live inside the 8-hour box without ever asking where the box came from.
The American anthropologist Marshall Sahlins defined affluence not as a satisfaction of wants.
An American who reaches 65 today can expect, on average, to live roughly another 18 to 20 years.
I am not a psychologist or sleep specialist. This piece draws on published research but is not a substitute for professional advice.
What do you imagine is responsible for keeping a human being functional during six months in one of the most extreme environments our species has ever visited?
The International Space Station is sealed, filtered, and controlled — and astronauts have described its smells as antiseptic, garbage-like, or metallic.
In the final weeks of 1973, three astronauts aboard NASA's Skylab space station were struggling.
A navigator plotting a course does not spend the whole voyage imagining the smooth water ahead.
At NASA, a scientist named Tom Williams leads the Human Factors and Behavioral Performance work inside NASA's Human Research Program.
Step outside on a clear night in rural Ireland and the sky is just there. No app to open, no announcement, no preamble.
When I was twenty-something and working in a corporate job, I started looking at the people who were ten and fifteen years ahead of me on the ladder.
"Okay, I can't see, but I can hear, I can talk, Scott Parazynski is out here with me.
I’ve been reading lately about how astronauts live, and the thing that has stayed with me isn’t the gear or the spacewalks.
The way my evening looks these days: by nine or ten, the overhead lights in the living room are off, replaced by a single warm-toned lamp in the corner.
